Menubuilder: fixed check for the menu icon, now the entry can also be an
object, needet to be an array before
Error handling: Wgt and View exceptions now extend from
WebfrapSys_Exception, so they will also report errors in the error log.
added fix for missing console features in browsers
minor improvements
improved the method not exists exception
Error Reporting: Method not exists exception is now using the 
WebfrapSys_Exception reporting feature
updated context
improved cell rendering
improved the rendering of the new matrix element
added a trace always log